10000001009923 has 2 divisors, whose sum is σ = 10000001009924. Its totient is φ = 10000001009922.

The previous prime is 10000001009863. The next prime is 10000001009981. The reversal of 10000001009923 is 32990010000001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10000001009923 is a prime.

It is a super-2 number, since 2×10000001009923² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10000001009623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000000504961 + 5000000504962.

It is an arithmetic number, because the mean of its divisors is an integer number (5000000504962).

Almost surely, 2^{10000001009923} is an apocalyptic number.

10000001009923 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000001009923 is an equidigital number, since it uses as much as digits as its factorization.

10000001009923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 25.

Adding to 10000001009923 its reverse (32990010000001), we get a palindrome (42990011009924).

The spelling of 10000001009923 in words is "ten trillion, one million, nine thousand, nine hundred twenty-three".